Collection: Balls - Plastic - Polypropylene

Balls (With Images)

Plastic

Acetal
Acrylic
Nylon
Polypropylene
PTFE
PVC
Torlon

10 Products in this selection

Excellent for liquid level float applications.
Tolerance and sphericity: up to and including 25.4mm diameter = + / -0.0508mm, over 25.4mm diameter +/-0.0762mm.
Very resistant to most acids and alkalies.
Excellent for liquid level float applications.
Unpolished.
Specific Gravity: 0.91.

Additional resources:
Balls Master Catalogue PDF
AFBMA Ball Grades

A more comprehensive listing may be found on the MBA Minibearings main store at Balls - Plastic - Polypropylene.

Diameter (D)	Material	Precision Grade	Hardness	Properties	Colour
3.18 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-00318-PP (100 Pcs) Plastic Balls - 3.18 mm Polypropylene - Grade 2 13 units (1300 pcs) Available Now \| Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity Regular price $2.06 AUD Regular price ~~$9.60 AUD~~ Sale price $2.06 AUD Unit price per Per 100
Diameter (D)	Material	Precision Grade	Hardness	Indicative Image
3.18 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-00318-PP (100 Pcs) Plastic Balls - 3.18 mm Polypropylene - Grade 2 13 units (1300 pcs) Available Now \| Item Discontinued - Only the quantity available may be ordered - Please contact us if you need a larger quantity Regular price $2.06 AUD Regular price ~~$9.60 AUD~~ Sale price $2.06 AUD Unit price per Per 100
BL-00318-PP (100 Pcs) --- Plastic Balls - 3.18 mm Polypropylene - Grade 2 Sale BL-00318-PP (100 Pcs) --- Plastic Balls - 3.18 mm Polypropylene - Grade 2 Regular price $2.06 AUD Regular price ~~$9.60 AUD~~ Sale price $2.06 AUD Unit price per 13 Available Now Sale
3.97 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-00397-PP (5 Pcs) Plastic Balls - 3.97 mm Polypropylene - Grade 2 774 units (3870 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $0.68 AUD Regular price Sale price $0.68 AUD Unit price per Per 5
3.97 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-00397-PP (5 Pcs) Plastic Balls - 3.97 mm Polypropylene - Grade 2 774 units (3870 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $0.68 AUD Regular price Sale price $0.68 AUD Unit price per Per 5 View the product page first if you are unsure.
BL-00397-PP (5 Pcs) --- Plastic Balls - 3.97 mm Polypropylene - Grade 2 BL-00397-PP (5 Pcs) --- Plastic Balls - 3.97 mm Polypropylene - Grade 2 Regular price $0.68 AUD Regular price Sale price $0.68 AUD Unit price per 774 Available Now
4.76 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-00476-PP (20 Pcs) Plastic Balls - 4.76 mm Polypropylene - Grade 2 159 units (3180 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $2.86 AUD Regular price Sale price $2.86 AUD Unit price per Per 20
4.76 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-00476-PP (20 Pcs) Plastic Balls - 4.76 mm Polypropylene - Grade 2 159 units (3180 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $2.86 AUD Regular price Sale price $2.86 AUD Unit price per Per 20 View the product page first if you are unsure.
BL-00476-PP (20 Pcs) --- Plastic Balls - 4.76 mm Polypropylene - Grade 2 BL-00476-PP (20 Pcs) --- Plastic Balls - 4.76 mm Polypropylene - Grade 2 Regular price $2.86 AUD Regular price Sale price $2.86 AUD Unit price per 159 Available Now
5.56 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-00556-PP (20 Pcs) Plastic Balls - 5.56 mm Polypropylene - Grade 2 94 units (1880 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $4.23 AUD Regular price Sale price $4.23 AUD Unit price per Per 20
5.56 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-00556-PP (20 Pcs) Plastic Balls - 5.56 mm Polypropylene - Grade 2 94 units (1880 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $4.23 AUD Regular price Sale price $4.23 AUD Unit price per Per 20 View the product page first if you are unsure.
BL-00556-PP (20 Pcs) --- Plastic Balls - 5.56 mm Polypropylene - Grade 2 BL-00556-PP (20 Pcs) --- Plastic Balls - 5.56 mm Polypropylene - Grade 2 Regular price $4.23 AUD Regular price Sale price $4.23 AUD Unit price per 94 Available Now
9.53 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-00953-PP (10 Pcs) Plastic Balls - 9.53 mm Polypropylene - Grade 2 290 units (2900 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per Per 10
9.53 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-00953-PP (10 Pcs) Plastic Balls - 9.53 mm Polypropylene - Grade 2 290 units (2900 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per Per 10 View the product page first if you are unsure.
BL-00953-PP (10 Pcs) --- Plastic Balls - 9.53 mm Polypropylene - Grade 2 BL-00953-PP (10 Pcs) --- Plastic Balls - 9.53 mm Polypropylene - Grade 2 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per 290 Available Now
12.70 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-01270-PP (5 Pcs) Plastic Balls - 12.7 mm Polypropylene - Grade 2 63 units (315 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $6.05 AUD Regular price Sale price $6.05 AUD Unit price per Per 5
12.70 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-01270-PP (5 Pcs) Plastic Balls - 12.7 mm Polypropylene - Grade 2 63 units (315 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $6.05 AUD Regular price Sale price $6.05 AUD Unit price per Per 5 View the product page first if you are unsure.
BL-01270-PP (5 Pcs) --- Plastic Balls - 12.7 mm Polypropylene - Grade 2 BL-01270-PP (5 Pcs) --- Plastic Balls - 12.7 mm Polypropylene - Grade 2 Regular price $6.05 AUD Regular price Sale price $6.05 AUD Unit price per 63 Available Now
15.88 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-01588-PP (5 Pcs) Plastic Balls - 15.88 mm Polypropylene - Grade 2 13 units (65 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $10.14 AUD Regular price Sale price $10.14 AUD Unit price per Per 5
15.88 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-01588-PP (5 Pcs) Plastic Balls - 15.88 mm Polypropylene - Grade 2 13 units (65 pcs) Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $10.14 AUD Regular price Sale price $10.14 AUD Unit price per Per 5 View the product page first if you are unsure.
BL-01588-PP (5 Pcs) --- Plastic Balls - 15.88 mm Polypropylene - Grade 2 BL-01588-PP (5 Pcs) --- Plastic Balls - 15.88 mm Polypropylene - Grade 2 Regular price $10.14 AUD Regular price Sale price $10.14 AUD Unit price per 13 Available Now
19.05 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-01905-PP Plastic Balls - 19.05 mm Polypropylene - Grade 2 43 Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each
19.05 mm +/- 0.051	Polypropylene	Grade 2	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-01905-PP Plastic Balls - 19.05 mm Polypropylene - Grade 2 43 Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per Each View the product page first if you are unsure.
BL-01905-PP --- Plastic Balls - 19.05 mm Polypropylene - Grade 2 BL-01905-PP --- Plastic Balls - 19.05 mm Polypropylene - Grade 2 Regular price $3.59 AUD Regular price Sale price $3.59 AUD Unit price per 43 Available Now
44.45 mm +/- 0.051	Polypropylene	Grade 3	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-04445-PP Plastic Balls - 44.45 mm Polypropylene - Grade 3 3 Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $28.95 AUD Regular price Sale price $28.95 AUD Unit price per Each
44.45 mm +/- 0.051	Polypropylene	Grade 3	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-04445-PP Plastic Balls - 44.45 mm Polypropylene - Grade 3 3 Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $28.95 AUD Regular price Sale price $28.95 AUD Unit price per Each View the product page first if you are unsure.
BL-04445-PP --- Plastic Balls - 44.45 mm Polypropylene - Grade 3 BL-04445-PP --- Plastic Balls - 44.45 mm Polypropylene - Grade 3 Regular price $28.95 AUD Regular price Sale price $28.95 AUD Unit price per 3 Available Now
101.60 mm +/- 0.000762	Polypropylene	Grade 3	86 Rockwell R	Excellent for liquid level float applications.	White
Material: Polypropylene Specific Gravity: 0.91
Part Number: BL-10160-PP Plastic Balls - 101.6 mm Polypropylene - Grade 3 4 Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $328.32 AUD Regular price Sale price $328.32 AUD Unit price per Each
101.60 mm +/- 0.000762	Polypropylene	Grade 3	86 Rockwell R
Material: Polypropylene Properties: Excellent for liquid level float applications. Colour: White Specific Gravity: 0.91
Part Number: BL-10160-PP Plastic Balls - 101.6 mm Polypropylene - Grade 3 4 Available Now \| Further orders can be expected around Wed, Jun 25, 2025 Regular price $328.32 AUD Regular price Sale price $328.32 AUD Unit price per Each View the product page first if you are unsure.
BL-10160-PP --- Plastic Balls - 101.6 mm Polypropylene - Grade 3 BL-10160-PP --- Plastic Balls - 101.6 mm Polypropylene - Grade 3 Regular price $328.32 AUD Regular price Sale price $328.32 AUD Unit price per 4 Available Now